[Tagging] How to tag house numbers based on decametres?

[John Smith]

2009/10/12 Anthony <osm at inbox.org>:
> Surveying a few points every 100km is easier than surveying every
> house.  And it's likely that most of the starting/end points will
> already be in the database (e.g. the intersection of X Street and Y
> Street).
>

Most roads won't be 100km long, and the start points will be closest,
by road, to a locality.